Updated dependency and Content-Type is now auto-set

Author: thinkingserious

build.gradle

@@ -45,7 +45,7 @@ buildscript {
 }
 
 dependencies {
-  compile 'com.sendgrid:java-http-client:2.2.1'
+  compile 'com.sendgrid:java-http-client:2.3.1'
   compile 'com.fasterxml.jackson.core:jackson-core:2.5.3'
   compile 'com.fasterxml.jackson.core:jackson-annotations:2.5.3'
   compile 'com.fasterxml.jackson.core:jackson-databind:2.5.3'

pom.xml

@@ -89,7 +89,7 @@
         <dependency>
             <groupId>com.sendgrid</groupId>
             <artifactId>java-http-client</artifactId>
-            <version>2.2.1</version>
+            <version>2.3.1</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>

src/main/java/com/sendgrid/SendGrid.java

@@ -44,7 +44,6 @@ public void initializeSendGrid(String apiKey) {
     this.version = "v3";
     this.requestHeaders = new HashMap<String, String>();
     this.requestHeaders.put("Authorization", "Bearer " + apiKey);
-    this.requestHeaders.put("Content-Type", "application/json");
     this.requestHeaders.put("User-agent", USER_AGENT);
   }
 

src/test/java/com/sendgrid/SendGridTest.java

@@ -19,7 +19,6 @@ public Map<String,String> buildDefaultHeaders() {
     SendGrid sg = new SendGrid(SENDGRID_API_KEY);
     Map<String,String> requestHeaders = new HashMap<String, String>();
     requestHeaders.put("Authorization", "Bearer " + SENDGRID_API_KEY);
-    requestHeaders.put("Content-Type", "application/json");
     String USER_AGENT = "sendgrid/" + sg.getLibraryVersion() + ";java";
     requestHeaders.put("User-agent", USER_AGENT);
     return requestHeaders;